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Heyworth, IL
Full City Profile · Illinois · De Witt County County
3.6
/5.0
B+
Good
2,818
Population
846/sq mi density
$90,556
Median Income
$34,076 per capita
$196,200
Home Value
$258,119 Zillow
$1,026
Median Rent
18.9% income on rent
50°F
Avg Temperature
275 sunny days/yr
136
Violent Crime/100K
1,193 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$90,556 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$196,200 home value, $1,026/mo rent
F
Safety
1.0 / 5.0
136 violent crimes/100K
B+
Education
3.6 / 5.0
32.0% bachelor's degree or higher
Heyworth experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 23°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 40.4 inches. Air quality is rated Good with a median AQI of 43.
Temperature
23°F Jan (-5°C)
74°F Jul (23°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 711 ft (217 m) |
| Area | 3.3 sq mi (8.6 km²) |
| Population Density | 846/sq mi |
| Coordinates | 40.3144°N, 88.9923°W |
| Timezone | America/Chicago |
| County | De Witt County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 29.3 / 100 |
| Social Vulnerability | 41.2 / 100 |
| Community Resilience | 95.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.7 in | Coldest, Driest |
| February | 29°F (-2°C) | 1.7 in | |
| March | 40°F (4°C) | 3.3 in | |
| April | 51°F (11°C) | 3.9 in | |
| May | 62°F (17°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 3.8 in | |
| July | 74°F (23°C) | 4.0 in | Warmest |
| August | 73°F (23°C) | 3.7 in | |
| September | 66°F (19°C) | 3.5 in | |
| October | 54°F (12°C) | 2.8 in | |
| November | 41°F (5°C) | 2.9 in | |
| December | 30°F (-1°C) | 2.9 in |
Heyworth has a seasonal temperature swing of 51°F / from 23°F in January to 74°F in July. Total annual precipitation is 38.5 inches, with May being the wettest month (4.3") and January the driest (1.7").